Foldable Electronic Device

1. A foldable electronic device comprising: a foldable display screen comprising: a first display area; a second display area comprising a first rear side, wherein the first rear side comprises: a first area; and a second area, wherein the first display area faces the second display area when the foldable electronic device is in a folded state; a third display area located in the second area and facing away from the second display area; a fourth display area located between the second display area and the third display area; a fifth display area located between the first and second display areas; and a sixth display area on a second rear side of the first display area, wherein the first display area faces away from the sixth display area and the second display area faces away from the third display area when the foldable electronic device is in a folded state and in an unfolded state; at least one camera located in the first area; a button disposed in the fourth display area; one hinge; a first structural part supporting the first display area; and a second structural part supporting the second display area, wherein the first structural part and the second structural part are configured to rotate relative to the one hinge to make the first display area face the second display area when the foldable electronic device is in the folded state, and wherein the electronic device includes only the one hinge.

2. The foldable electronic device of claim 1, further comprising a first side edge, wherein the fourth display area is further located in the first side edge.

3. The foldable electronic device of claim 1, wherein the button comprises a virtual button.

4. The foldable electronic device of claim 3, wherein the virtual button is configured as a volume button.

5. The foldable electronic device of claim 3, wherein the virtual button comprises at least one of: a dial button; a camera button; or a payment button.

6. The foldable electronic device of claim 1, further comprising an indicator disposed in the fourth display area.

7. The foldable electronic device of claim 1, wherein the fourth display area is configured to display indication information indicating a battery level of the foldable electronic device.

8. The foldable electronic device of claim 1, further comprising a distance sensor or an ambient optical sensor disposed in the first area.

9. The foldable electronic device of claim 1, wherein the fifth display area is located on the first hinge.

10. The foldable electronic device of claim 1, wherein the sixth display area is fixedly disposed on the second rear side, and wherein the foldable display screen further comprises: a seventh display area located between the sixth display area and the first display area.

11. The foldable electronic device of claim 10, further comprising: a first side edge; and a second side edge, wherein the seventh display area is located on the second side edge, and wherein the first side edge is configured to face the second side edge when the foldable electronic device is in a folded state.

12. The foldable electronic device of claim 11, wherein an orthographic projection area that is on the second rear side and that is of the sixth display area is configured to partially or completely cover the second rear side.

13. The foldable electronic device of claim 10, wherein the one hinge is located between the sixth display area and the at least one camera located in the first area.

14. The foldable electronic device of claim 1, further comprising a rear cover, wherein a part of an area of the rear cover is located in the first area, and wherein an outer surface of the rear cover that is located in the first area is configured to align with a display surface of the third display area.

15. The foldable electronic device of claim 14, wherein the at least one camera comprises an end face that faces an object side and is configured to protrude from the outer surface.

16. The foldable electronic device of claim 1, wherein the foldable electronic device is a foldable mobile terminal.

17. The foldable electronic device of claim 1, wherein the foldable display screen comprises an organic light-emitting diode (OLED) display screen.

18. The foldable electronic device of claim 1, wherein the sixth display area is larger than the third display area.

19. The foldable electronic device of claim 1, wherein the one hinge is located between the sixth display area and the at least one camera located in the first area.

20. The foldable electronic device of claim 1, wherein area when the foldable electronic device is in a folded state the sixth display area and the third display area display the same information.